Re Roofing Around Vents

Roof ventilation in a cold climate vents moisture and ensures a cold roof temperature to avoid ice dams.

Re roofing around vents.

Openings along the sides allow air out of the attic cooling the space and lowering your air conditioning bill. Roofers use a circular saw to cut a long slot along the roof ridge if there isn t one then cover it with a plastic flap as shown or a flexible vinyl matrix. Load the caulking gun to have it ready when needed. Cut the old caulk line.

Vent roofs with steeples towers or cupolas can be found in different buildings from barns to cathedrals. Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer. Installing shingles around attic vents plumbing vent stacks and furnace stacks is basically the same process. How to seal around roof vents 1.

Position a ladder carefully against the edge of the roof securing the legs from wobbling or the ladder from folding. Venting prolongs the life of the roof. Otherwise replace it with a new one that will fit the hole or pipe. Be sure to like and subscribe in order to help me bring you more helpful videos filled with tips and tricks i ve learned over the years.

The main difference is that you ll install a piece of self stick underlayment around all the stacks but you just need to roll the felt paper over the vent holes and cut out the holes. Use galvanized roofing nails long enough to fully penetrate the sheathing typically 1 1 2 inches for a second roof and 1 3 4 inches for a third. Pull back on the plunger of the gun and place a tube of caulk. The building codes and building science for natural roof ventilation however only appeared in the 1940s.

Plenty more videos t. If you damage shingles while doing this repair the shingles see next step. Reuse a vent or flashing only if it is like new. Flashing is installed to surround roof features such as vents chimneys and skylights.